Update SwiftShader to April code dump.
April code dump from Transgaming. Adds new shader compiler.
Switch SwiftShader to use GDI
We've seen some issues loading swiftshader, so use GDI to present to the screen.
Review URL: https://chromereviews.googleplex.com/
4156013
Always reset rendertarget in swiftshader
There was a bug in ANGLE where the serial wasn't being properly changed when the render target was reset, so as a hack always resend the render target. See chromium bug 118953.
Review URL: https://chromereviews.googleplex.com/
4159013
Merge in ANGLE r701 and r688
This wasn't delay-loading dwmapi.dll, causing it to fail on XP.
Review URL: https://chromereviews.googleplex.com/
3895016
Add SwiftShader source to repo
Oct 6 code drop from Transgaming
Review URL: https://chromereviews.googleplex.com/
3846015
Add header for swiftshader.
This header will be included in builds that use swiftshader, and will be used to avoid having a watermark on images.
Review URL: https://chromereviews.googleplex.com/
3765016
Add Readme.txt with legal info.